./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ea9eca1a4d54f040375ecddb79be030f7a108b14f59fe60ae81accfdd79295 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:10:59,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:10:59,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:10:59,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:10:59,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:10:59,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:10:59,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:10:59,211 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:10:59,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:10:59,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:10:59,213 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:10:59,213 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:10:59,213 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:10:59,213 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:10:59,214 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:10:59,214 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:10:59,214 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:10:59,214 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:10:59,214 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:10:59,214 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:10:59,214 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:10:59,215 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:10:59,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:10:59,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:10:59,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:10:59,216 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:10:59,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:10:59,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:10:59,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:10:59,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:10:59,219 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:10:59,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:10:59,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:10:59,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:10:59,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:10:59,220 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ea9eca1a4d54f040375ecddb79be030f7a108b14f59fe60ae81accfdd79295 [2024-11-14 05:10:59,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:10:59,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:10:59,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:10:59,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:10:59,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:10:59,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i Unable to find full path for "g++" [2024-11-14 05:11:01,512 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:11:01,842 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:11:01,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i [2024-11-14 05:11:01,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data/a0d56f959/c6c3048376b14066a5cdbc6496bade70/FLAG5a3974d83 [2024-11-14 05:11:01,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data/a0d56f959/c6c3048376b14066a5cdbc6496bade70 [2024-11-14 05:11:01,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:11:01,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:11:01,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:11:01,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:11:01,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:11:01,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:11:01" (1/1) ... [2024-11-14 05:11:01,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e2ec5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:01, skipping insertion in model container [2024-11-14 05:11:01,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:11:01" (1/1) ... [2024-11-14 05:11:01,903 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:11:02,077 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i[916,929] [2024-11-14 05:11:02,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:11:02,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:11:02,196 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i[916,929] [2024-11-14 05:11:02,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:11:02,257 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:11:02,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02 WrapperNode [2024-11-14 05:11:02,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:11:02,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:11:02,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:11:02,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:11:02,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,345 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-11-14 05:11:02,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:11:02,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:11:02,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:11:02,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:11:02,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:11:02,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:11:02,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:11:02,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:11:02,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (1/1) ... [2024-11-14 05:11:02,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:11:02,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:11:02,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:11:02,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:11:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:11:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:11:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:11:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:11:02,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:11:02,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:11:02,583 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:11:02,585 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:11:03,073 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 05:11:03,073 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:11:03,440 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:11:03,440 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:11:03,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:11:03 BoogieIcfgContainer [2024-11-14 05:11:03,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:11:03,443 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:11:03,444 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:11:03,448 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:11:03,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:11:01" (1/3) ... [2024-11-14 05:11:03,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7367eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:11:03, skipping insertion in model container [2024-11-14 05:11:03,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:02" (2/3) ... [2024-11-14 05:11:03,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7367eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:11:03, skipping insertion in model container [2024-11-14 05:11:03,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:11:03" (3/3) ... [2024-11-14 05:11:03,451 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-42.i [2024-11-14 05:11:03,466 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:11:03,468 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-42.i that has 2 procedures, 42 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:11:03,526 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:11:03,542 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6eb92f00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:11:03,542 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:11:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-14 05:11:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-14 05:11:03,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:11:03,558 INFO L215 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:11:03,559 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:11:03,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:11:03,564 INFO L85 PathProgramCache]: Analyzing trace with hash 110548133, now seen corresponding path program 1 times [2024-11-14 05:11:03,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:11:03,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577666129] [2024-11-14 05:11:03,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:11:03,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:11:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:11:04,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1171503895] [2024-11-14 05:11:04,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:11:04,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:11:04,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:11:04,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:11:04,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:11:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:11:04,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:11:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:11:04,752 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:11:04,755 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:11:04,757 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:11:04,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:11:04,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:11:04,963 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:11:05,085 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:11:05,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:11:05 BoogieIcfgContainer [2024-11-14 05:11:05,089 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:11:05,090 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:11:05,090 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:11:05,090 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:11:05,091 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:11:03" (3/4) ... [2024-11-14 05:11:05,093 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:11:05,094 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:11:05,095 INFO L158 Benchmark]: Toolchain (without parser) took 3222.18ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.6MB in the beginning and 272.6MB in the end (delta: -179.0MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2024-11-14 05:11:05,095 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:11:05,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.24ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:11:05,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.09ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 72.3MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:11:05,096 INFO L158 Benchmark]: Boogie Preprocessor took 69.12ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 69.7MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:11:05,097 INFO L158 Benchmark]: RCFGBuilder took 1025.38ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 55.2MB in the end (delta: 14.5MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-14 05:11:05,097 INFO L158 Benchmark]: TraceAbstraction took 1645.68ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 54.6MB in the beginning and 272.7MB in the end (delta: -218.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-14 05:11:05,098 INFO L158 Benchmark]: Witness Printer took 4.25ms. Allocated memory is still 352.3MB. Free memory was 272.7MB in the beginning and 272.6MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:11:05,100 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.24ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.09ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 72.3MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.12ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 69.7MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1025.38ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 55.2MB in the end (delta: 14.5MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1645.68ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 54.6MB in the beginning and 272.7MB in the end (delta: -218.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Witness Printer took 4.25ms. Allocated memory is still 352.3MB. Free memory was 272.7MB in the beginning and 272.6MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of bitwiseOr at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryDOUBLEComparisonOperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 50.75; [L23] double var_1_3 = 8.5; [L24] double var_1_4 = 64.5; [L25] double var_1_5 = 9.3; [L26] unsigned char var_1_6 = 1; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 2; [L31] double var_1_12 = 127.6; [L32] unsigned char var_1_13 = 0; [L33] signed long int var_1_14 = 1; [L34] unsigned char var_1_15 = 128; [L35] unsigned char var_1_16 = 128; [L36] unsigned char var_1_17 = 1; [L37] unsigned char var_1_18 = 16; [L38] unsigned char var_1_19 = 0; [L39] signed char var_1_21 = -32; [L40] signed char var_1_22 = 2; [L41] double var_1_23 = 15.5; [L42] float var_1_24 = 2.625; [L43] double var_1_25 = 4.375; [L44] double var_1_26 = 2.35; [L45] double var_1_27 = 64.25; [L46] signed short int var_1_28 = -5; [L47] float var_1_29 = 0.0; [L48] unsigned char var_1_30 = 2; [L49] unsigned long int var_1_31 = 2; [L50] double last_1_var_1_1 = 50.75; [L51] unsigned char last_1_var_1_13 = 0; [L52] signed long int last_1_var_1_14 = 1; [L53] unsigned char last_1_var_1_15 = 128; [L54] unsigned char last_1_var_1_30 = 2; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L170] last_1_var_1_1 = var_1_1 [L171] last_1_var_1_13 = var_1_13 [L172] last_1_var_1_14 = var_1_14 [L173] last_1_var_1_15 = var_1_15 [L174] last_1_var_1_30 = var_1_30 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_3 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_3 >= -230584.3009213691390e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 2305843.009213691390e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_4=129/2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L137] var_1_4 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_4 >= -230584.3009213691390e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 2305843.009213691390e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_5=93/10, var_1_6=1, var_1_8=0, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L141] var_1_8 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=0] [L144] var_1_9 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0] [L146] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=2, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L147] var_1_11 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L149] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=128, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L152] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=1, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L153] var_1_17 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L155] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=16, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L156] var_1_18 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L158] CALL assume_abort_if_not(var_1_18 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_18 <= 127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=2, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L159] var_1_22 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L161] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_26=47/20, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L162] var_1_26 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_27=257/4, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L164] var_1_27 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_29=0, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L166] var_1_29 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_29 >= 4611686.018427387900e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=32, var_1_11=-253, var_1_12=638/5, var_1_13=0, var_1_14=1, var_1_15=128, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=203/4, var_1_21=-32, var_1_22=-127, var_1_23=31/2, var_1_24=21/8, var_1_25=35/8, var_1_28=-5, var_1_30=2, var_1_31=2, var_1_6=1, var_1_8=0, var_1_9=-256] [L185] RET updateVariables() [L186] CALL step() [L58] EXPR last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))) [L58] signed long int stepLocal_1 = last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))); [L59] COND FALSE !(last_1_var_1_14 > stepLocal_1) [L62] COND FALSE !(99.3f <= var_1_3) [L65] var_1_25 = (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4))) [L68] COND FALSE !(var_1_25 <= var_1_4) [L71] var_1_15 = (var_1_17 + var_1_18) [L73] COND TRUE last_1_var_1_1 <= 2.25 [L74] var_1_1 = ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) [L78] var_1_10 = var_1_11 [L79] var_1_12 = (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5)))) [L80] var_1_23 = var_1_5 [L81] COND FALSE !(7.75 > (- var_1_12)) [L84] var_1_24 = ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))) [L86] var_1_30 = var_1_11 [L87] COND FALSE !(((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) [L90] COND FALSE !(var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) [L93] var_1_19 = (var_1_8 && var_1_9) [L95] COND FALSE !(var_1_24 > var_1_25) [L106] var_1_13 = var_1_11 [L108] unsigned char stepLocal_0 = var_1_19 && var_1_8; [L109] COND FALSE !(var_1_9 || stepLocal_0) [L112] var_1_14 = last_1_var_1_14 [L114] COND TRUE var_1_5 != (- var_1_4) [L115] var_1_6 = (var_1_19 && var_1_8) [L119] COND TRUE ((var_1_29 - 7.25f) - var_1_27) > var_1_23 [L120] COND TRUE var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29)))) [L121] var_1_28 = (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))) [L132] var_1_31 = var_1_14 [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR ((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4))))))) [L177-L178] return (((((((((((((((last_1_var_1_1 <= 2.25) ? (var_1_1 == ((double) ((((2.5) < (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) ? (2.5) : (((var_1_3 + var_1_4) + ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))))) : (var_1_1 == ((double) ((((((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) > (var_1_4)) ? (((((7.6) > (var_1_3)) ? (7.6) : (var_1_3)))) : (var_1_4)))))) && ((var_1_5 != (- var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_19 && var_1_8))) : (var_1_6 == ((unsigned char) var_1_9)))) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) (var_1_3 + ((((1000000.75) < (var_1_5)) ? (1000000.75) : (var_1_5))))))) && ((var_1_24 > var_1_25) ? ((var_1_19 && var_1_9) ? ((var_1_11 > last_1_var_1_13) ? (var_1_13 == ((unsigned char) var_1_11)) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11))) : (var_1_13 == ((unsigned char) var_1_11)))) && ((var_1_9 || (var_1_19 && var_1_8)) ? (var_1_14 == ((signed long int) ((((((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) < (last_1_var_1_14)) ? (((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13)))) : (last_1_var_1_14))))) : (var_1_14 == ((signed long int) last_1_var_1_14)))) && ((var_1_25 <= var_1_4) ? (var_1_15 == ((unsigned char) (var_1_16 - var_1_17))) : (var_1_15 == ((unsigned char) (var_1_17 + var_1_18))))) && ((var_1_17 == ((last_1_var_1_15 * var_1_16) + var_1_18)) ? (var_1_19 == ((unsigned char) (var_1_8 || var_1_9))) : (var_1_19 == ((unsigned char) (var_1_8 && var_1_9))))) && ((((((var_1_23) < (24.4f)) ? (var_1_23) : (24.4f))) != var_1_5) ? (var_1_21 == ((signed char) ((((var_1_22) < (5)) ? (var_1_22) : (5))))) : 1)) && (var_1_23 == ((double) var_1_5))) && ((7.75 > (- var_1_12)) ? (var_1_24 == ((float) (var_1_3 + var_1_5))) : (var_1_24 == ((float) ((((9999.2f) < ((var_1_5 + var_1_4))) ? (9999.2f) : ((var_1_5 + var_1_4)))))))) && ((last_1_var_1_14 > (last_1_var_1_30 | ((((var_1_17) < (var_1_11)) ? (var_1_17) : (var_1_11))))) ? (var_1_25 == ((double) ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) < (var_1_3)) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : (var_1_3))))) : ((99.3f <= var_1_3) ? (var_1_25 == ((double) (var_1_4 + var_1_5))) : (var_1_25 == ((double) (((((var_1_3 + (var_1_26 - var_1_27))) > (var_1_4)) ? ((var_1_3 + (var_1_26 - var_1_27))) : (var_1_4)))))))) && ((((var_1_29 - 7.25f) - var_1_27) > var_1_23) ? ((var_1_26 != (var_1_23 * ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))))) ? (var_1_28 == ((signed short int) (var_1_14 + (((((var_1_16) > (var_1_13)) ? (var_1_16) : (var_1_13))) - (var_1_14 + var_1_11))))) : (var_1_28 == ((signed short int) var_1_18))) : ((var_1_12 <= var_1_23) ? (var_1_28 == ((signed short int) var_1_17)) : (var_1_28 == ((signed short int) var_1_14))))) && (var_1_30 == ((unsigned char) var_1_11))) && (var_1_31 == ((unsigned long int) var_1_14)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=-253, var_1_11=-253, var_1_13=-253, var_1_14=1, var_1_15=190, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=-127, var_1_23=3, var_1_24=49996/5, var_1_25=2, var_1_28=250, var_1_30=-253, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=3, var_1_6=0, var_1_8=0, var_1_9=-256] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_14=1, last_1_var_1_15=128, last_1_var_1_1=203/4, last_1_var_1_30=2, var_1_10=-253, var_1_11=-253, var_1_13=-253, var_1_14=1, var_1_15=190, var_1_16=253, var_1_17=-449, var_1_18=127, var_1_19=0, var_1_1=38/5, var_1_21=-32, var_1_22=-127, var_1_23=3, var_1_24=49996/5, var_1_25=2, var_1_28=250, var_1_30=-253, var_1_31=1, var_1_3=0, var_1_4=0, var_1_5=3, var_1_6=0, var_1_8=0, var_1_9=-256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:11:05,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ea9eca1a4d54f040375ecddb79be030f7a108b14f59fe60ae81accfdd79295 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:11:07,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:11:08,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:11:08,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:11:08,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:11:08,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:11:08,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:11:08,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:11:08,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:11:08,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:11:08,082 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:11:08,082 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:11:08,082 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:11:08,082 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:11:08,082 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:11:08,083 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:11:08,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:11:08,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:11:08,083 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:11:08,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:11:08,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:11:08,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:11:08,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:11:08,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:11:08,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:11:08,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:11:08,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:11:08,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:11:08,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:11:08,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:11:08,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:11:08,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:11:08,090 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:11:08,090 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:11:08,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:11:08,090 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:11:08,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ea9eca1a4d54f040375ecddb79be030f7a108b14f59fe60ae81accfdd79295 [2024-11-14 05:11:08,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:11:08,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:11:08,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:11:08,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:11:08,419 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:11:08,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i Unable to find full path for "g++" [2024-11-14 05:11:10,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:11:10,789 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:11:10,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i [2024-11-14 05:11:10,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data/6545088d5/94149ab95b5f47b5b7ba3da9420bf937/FLAGd6dd6ce00 [2024-11-14 05:11:10,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/data/6545088d5/94149ab95b5f47b5b7ba3da9420bf937 [2024-11-14 05:11:10,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:11:10,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:11:10,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:11:10,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:11:10,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:11:10,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:11:10" (1/1) ... [2024-11-14 05:11:10,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f5b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:10, skipping insertion in model container [2024-11-14 05:11:10,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:11:10" (1/1) ... [2024-11-14 05:11:10,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:11:11,046 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i[916,929] [2024-11-14 05:11:11,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:11:11,197 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:11:11,214 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-42.i[916,929] [2024-11-14 05:11:11,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:11:11,328 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:11:11,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11 WrapperNode [2024-11-14 05:11:11,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:11:11,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:11:11,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:11:11,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:11:11,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,406 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-11-14 05:11:11,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:11:11,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:11:11,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:11:11,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:11:11,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,449 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:11:11,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:11:11,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:11:11,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:11:11,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (1/1) ... [2024-11-14 05:11:11,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:11:11,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:11:11,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:11:11,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:11:11,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:11:11,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:11:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:11:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:11:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:11:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:11:11,679 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:11:11,681 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:11:25,590 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 05:11:25,591 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:11:25,603 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:11:25,604 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:11:25,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:11:25 BoogieIcfgContainer [2024-11-14 05:11:25,605 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:11:25,608 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:11:25,609 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:11:25,615 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:11:25,616 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:11:10" (1/3) ... [2024-11-14 05:11:25,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575b82b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:11:25, skipping insertion in model container [2024-11-14 05:11:25,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:11:11" (2/3) ... [2024-11-14 05:11:25,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575b82b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:11:25, skipping insertion in model container [2024-11-14 05:11:25,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:11:25" (3/3) ... [2024-11-14 05:11:25,619 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-42.i [2024-11-14 05:11:25,639 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:11:25,641 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-42.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:11:25,731 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:11:25,748 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14fff086, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:11:25,748 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:11:25,753 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 49 states have internal predecessors, (68), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-14 05:11:25,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-14 05:11:25,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:11:25,774 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:11:25,775 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:11:25,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:11:25,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1014296949, now seen corresponding path program 1 times [2024-11-14 05:11:25,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:11:25,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [3169100] [2024-11-14 05:11:25,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:11:25,801 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:11:25,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:11:25,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:11:25,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:11:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:11:27,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:11:27,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:11:27,210 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2024-11-14 05:11:27,210 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:11:27,211 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:11:27,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [3169100] [2024-11-14 05:11:27,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [3169100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:11:27,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:11:27,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:11:27,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322103297] [2024-11-14 05:11:27,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:11:27,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:11:27,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:11:27,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:11:27,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:11:27,256 INFO L87 Difference]: Start difference. First operand has 71 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 49 states have internal predecessors, (68), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-14 05:11:27,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:11:27,290 INFO L93 Difference]: Finished difference Result 135 states and 230 transitions. [2024-11-14 05:11:27,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:11:27,294 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2024-11-14 05:11:27,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:11:27,304 INFO L225 Difference]: With dead ends: 135 [2024-11-14 05:11:27,305 INFO L226 Difference]: Without dead ends: 67 [2024-11-14 05:11:27,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:11:27,315 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:11:27,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:11:27,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-14 05:11:27,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-14 05:11:27,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 45 states have internal predecessors, (61), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-14 05:11:27,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2024-11-14 05:11:27,378 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 137 [2024-11-14 05:11:27,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:11:27,379 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2024-11-14 05:11:27,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-14 05:11:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2024-11-14 05:11:27,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-14 05:11:27,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:11:27,383 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:11:27,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 05:11:27,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:11:27,585 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:11:27,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:11:27,591 INFO L85 PathProgramCache]: Analyzing trace with hash -258431221, now seen corresponding path program 1 times [2024-11-14 05:11:27,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:11:27,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [986511308] [2024-11-14 05:11:27,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:11:27,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:11:27,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:11:27,601 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:11:27,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:11:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:11:29,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:11:29,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:11:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-14 05:11:35,040 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:11:35,040 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:11:35,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [986511308] [2024-11-14 05:11:35,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [986511308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:11:35,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:11:35,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:11:35,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476962995] [2024-11-14 05:11:35,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:11:35,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:11:35,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:11:35,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:11:35,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:11:35,045 INFO L87 Difference]: Start difference. First operand 67 states and 101 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-14 05:11:38,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:11:40,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:11:42,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:11:44,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:11:47,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:11:49,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:11:51,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:11:53,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:11:53,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:11:53,309 INFO L93 Difference]: Finished difference Result 196 states and 298 transitions. [2024-11-14 05:11:53,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:11:53,406 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2024-11-14 05:11:53,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:11:53,409 INFO L225 Difference]: With dead ends: 196 [2024-11-14 05:11:53,409 INFO L226 Difference]: Without dead ends: 132 [2024-11-14 05:11:53,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:11:53,411 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 70 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 41 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:11:53,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 330 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 64 Invalid, 8 Unknown, 0 Unchecked, 17.9s Time] [2024-11-14 05:11:53,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-14 05:11:53,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 107. [2024-11-14 05:11:53,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 64 states have (on average 1.25) internal successors, (80), 64 states have internal predecessors, (80), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-14 05:11:53,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 160 transitions. [2024-11-14 05:11:53,463 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 160 transitions. Word has length 137 [2024-11-14 05:11:53,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:11:53,463 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 160 transitions. [2024-11-14 05:11:53,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-14 05:11:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2024-11-14 05:11:53,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-14 05:11:53,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:11:53,472 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:11:53,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-14 05:11:53,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:11:53,673 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:11:53,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:11:53,674 INFO L85 PathProgramCache]: Analyzing trace with hash 2023368857, now seen corresponding path program 1 times [2024-11-14 05:11:53,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:11:53,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139995532] [2024-11-14 05:11:53,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:11:53,675 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:11:53,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:11:53,680 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:11:53,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 05:11:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:11:55,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:11:55,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:11:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-11-14 05:11:57,919 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:11:57,919 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:11:57,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2139995532] [2024-11-14 05:11:57,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2139995532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:11:57,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:11:57,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:11:57,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848446891] [2024-11-14 05:11:57,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:11:57,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:11:57,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:11:57,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:11:57,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:11:57,923 INFO L87 Difference]: Start difference. First operand 107 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-14 05:11:59,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:01,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:03,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:05,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:07,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:09,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:11,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:13,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:15,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:17,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:19,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:22,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:25,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:26,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:28,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:31,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:34,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:36,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:38,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:40,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:42,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:12:42,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:12:42,611 INFO L93 Difference]: Finished difference Result 196 states and 297 transitions. [2024-11-14 05:12:42,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:12:42,727 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 138 [2024-11-14 05:12:42,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:12:42,730 INFO L225 Difference]: With dead ends: 196 [2024-11-14 05:12:42,730 INFO L226 Difference]: Without dead ends: 132 [2024-11-14 05:12:42,731 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:12:42,732 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 60 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 41 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.6s IncrementalHoareTripleChecker+Time [2024-11-14 05:12:42,732 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 231 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 57 Invalid, 13 Unknown, 0 Unchecked, 44.6s Time] [2024-11-14 05:12:42,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-14 05:12:42,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 110. [2024-11-14 05:12:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 67 states have (on average 1.2686567164179106) internal successors, (85), 67 states have internal predecessors, (85), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-14 05:12:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 165 transitions. [2024-11-14 05:12:42,762 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 165 transitions. Word has length 138 [2024-11-14 05:12:42,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:12:42,763 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 165 transitions. [2024-11-14 05:12:42,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-14 05:12:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 165 transitions. [2024-11-14 05:12:42,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-14 05:12:42,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:12:42,767 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:12:42,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-14 05:12:42,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:12:42,968 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:12:42,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:12:42,969 INFO L85 PathProgramCache]: Analyzing trace with hash 435020955, now seen corresponding path program 1 times [2024-11-14 05:12:42,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:12:42,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [151524555] [2024-11-14 05:12:42,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:12:42,969 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:12:42,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:12:42,974 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:12:42,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 05:12:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:12:44,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 05:12:44,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:12:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 497 proven. 42 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-11-14 05:12:50,455 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:12:51,036 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:12:51,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [151524555] [2024-11-14 05:12:51,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [151524555] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:12:51,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [26678632] [2024-11-14 05:12:51,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:12:51,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:12:51,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:12:51,044 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:12:51,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 05:12:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:12:53,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 05:12:53,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:12:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 338 proven. 81 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-11-14 05:12:58,853 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:13:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2024-11-14 05:13:03,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [26678632] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:13:03,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [781955954] [2024-11-14 05:13:03,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:13:03,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:13:03,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:13:03,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:13:03,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 05:13:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:13:03,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 05:13:03,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:13:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 497 proven. 42 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-11-14 05:13:08,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:13:08,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [781955954] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:13:08,674 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2024-11-14 05:13:08,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 9] total 21 [2024-11-14 05:13:08,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148282821] [2024-11-14 05:13:08,675 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2024-11-14 05:13:08,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-14 05:13:08,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:13:08,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-14 05:13:08,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2024-11-14 05:13:08,680 INFO L87 Difference]: Start difference. First operand 110 states and 165 transitions. Second operand has 21 states, 21 states have (on average 4.9523809523809526) internal successors, (104), 21 states have internal predecessors, (104), 6 states have call successors, (55), 6 states have call predecessors, (55), 12 states have return successors, (56), 6 states have call predecessors, (56), 6 states have call successors, (56) [2024-11-14 05:13:19,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:21,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:23,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:26,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:28,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:30,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:32,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:33,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:35,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:37,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:39,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:41,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:43,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:45,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:47,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:49,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:51,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:53,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:13:55,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:00,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:02,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:04,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:06,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:09,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:11,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:13,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:15,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:17,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:19,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:21,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:23,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:25,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:27,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:29,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:31,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:14:31,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:14:31,056 INFO L93 Difference]: Finished difference Result 232 states and 324 transitions. [2024-11-14 05:14:31,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 05:14:31,152 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.9523809523809526) internal successors, (104), 21 states have internal predecessors, (104), 6 states have call successors, (55), 6 states have call predecessors, (55), 12 states have return successors, (56), 6 states have call predecessors, (56), 6 states have call successors, (56) Word has length 138 [2024-11-14 05:14:31,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:14:31,155 INFO L225 Difference]: With dead ends: 232 [2024-11-14 05:14:31,156 INFO L226 Difference]: Without dead ends: 168 [2024-11-14 05:14:31,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 572 SyntacticMatches, 4 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 738 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=636, Invalid=2016, Unknown=0, NotChecked=0, Total=2652 [2024-11-14 05:14:31,163 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 291 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 148 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:14:31,163 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 517 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 538 Invalid, 33 Unknown, 0 Unchecked, 77.0s Time] [2024-11-14 05:14:31,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-14 05:14:31,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 138. [2024-11-14 05:14:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 89 states have (on average 1.1910112359550562) internal successors, (106), 89 states have internal predecessors, (106), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-14 05:14:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 186 transitions. [2024-11-14 05:14:31,217 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 186 transitions. Word has length 138 [2024-11-14 05:14:31,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:14:31,222 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 186 transitions. [2024-11-14 05:14:31,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.9523809523809526) internal successors, (104), 21 states have internal predecessors, (104), 6 states have call successors, (55), 6 states have call predecessors, (55), 12 states have return successors, (56), 6 states have call predecessors, (56), 6 states have call successors, (56) [2024-11-14 05:14:31,223 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 186 transitions. [2024-11-14 05:14:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-14 05:14:31,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:14:31,225 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:14:31,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-14 05:14:31,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 05:14:31,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-14 05:14:31,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:14:31,830 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:14:31,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:14:31,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1373244763, now seen corresponding path program 1 times [2024-11-14 05:14:31,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:14:31,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1939465447] [2024-11-14 05:14:31,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:14:31,831 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:14:31,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:14:31,833 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:14:31,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a79b30f-23a9-4ea5-b233-a3d7d640ed38/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-14 05:14:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:14:33,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-14 05:14:33,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:16:27,163 WARN L286 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:17:00,591 WARN L286 SmtUtils]: Spent 12.50s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:18:12,391 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= (_ bv1 32) c_~last_1_var_1_14~0) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 203.0 4.0)) c_~last_1_var_1_1~0) (bvsle ((_ zero_extend 24) c_~var_1_8~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (fp.leq ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 993.0 10.0))) c_~var_1_3~0) (or (and (fp.geq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_4~0 .cse1)) (and (fp.leq c_~var_1_4~0 .cse2) (fp.geq c_~var_1_4~0 .cse3))) (= c_~var_1_15~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_17~0) ((_ zero_extend 24) c_~var_1_18~0)))) (= (_ bv2 8) c_~last_1_var_1_30~0) (= c_~var_1_25~0 (fp.add c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0)) (not (fp.leq c_~var_1_25~0 c_~var_1_4~0)) (= c_~var_1_5~0 c_~var_1_23~0) (let ((.cse4 (fp.gt c_~var_1_3~0 c_~var_1_4~0))) (or (and .cse4 (= c_~var_1_3~0 c_~var_1_1~0)) (and (= c_~var_1_4~0 c_~var_1_1~0) (not .cse4)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000003.0 4.0)))) (let ((.cse5 (fp.lt .cse6 c_~var_1_5~0))) (or (and .cse5 (= c_~var_1_12~0 (fp.add c_currentRoundingMode c_~var_1_3~0 .cse6))) (and (= c_~var_1_12~0 (fp.add c_currentRoundingMode c_~var_1_3~0 c_~var_1_5~0)) (not .cse5))))) (fp.leq c_~var_1_3~0 .cse2) (or (fp.leq c_~var_1_5~0 .cse1) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse3))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-14 05:20:12,708 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (.cse7 (fp.add c_currentRoundingMode c_~var_1_3~0 c_~var_1_5~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= (_ bv1 32) c_~last_1_var_1_14~0) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 203.0 4.0)) c_~last_1_var_1_1~0) (bvsle ((_ zero_extend 24) c_~var_1_8~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (fp.leq ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 993.0 10.0))) c_~var_1_3~0) (or (and (fp.geq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_4~0 .cse1)) (and (fp.leq c_~var_1_4~0 .cse2) (fp.geq c_~var_1_4~0 .cse3))) (= c_~var_1_15~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_17~0) ((_ zero_extend 24) c_~var_1_18~0)))) (= (_ bv2 8) c_~last_1_var_1_30~0) (= c_~var_1_25~0 (fp.add c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0)) (not (fp.leq c_~var_1_25~0 c_~var_1_4~0)) (= c_~var_1_5~0 c_~var_1_23~0) (let ((.cse4 (fp.gt c_~var_1_3~0 c_~var_1_4~0))) (or (and .cse4 (= c_~var_1_3~0 c_~var_1_1~0)) (and (= c_~var_1_4~0 c_~var_1_1~0) (not .cse4)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000003.0 4.0)))) (let ((.cse5 (fp.lt .cse6 c_~var_1_5~0))) (or (and .cse5 (= c_~var_1_12~0 (fp.add c_currentRoundingMode c_~var_1_3~0 .cse6))) (and (= c_~var_1_12~0 .cse7) (not .cse5))))) (fp.leq c_~var_1_3~0 .cse2) (or (fp.leq c_~var_1_5~0 .cse1) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse3))) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 4.0)) (fp.neg c_~var_1_12~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) c_currentRoundingMode .cse7) c_~var_1_24~0)))) is different from false [2024-11-14 05:22:19,679 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (.cse7 (fp.add c_currentRoundingMode c_~var_1_3~0 c_~var_1_5~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= (_ bv1 32) c_~last_1_var_1_14~0) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 203.0 4.0)) c_~last_1_var_1_1~0) (bvsle ((_ zero_extend 24) c_~var_1_8~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (fp.leq ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 993.0 10.0))) c_~var_1_3~0) (or (and (fp.geq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_4~0 .cse1)) (and (fp.leq c_~var_1_4~0 .cse2) (fp.geq c_~var_1_4~0 .cse3))) (= c_~var_1_15~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_17~0) ((_ zero_extend 24) c_~var_1_18~0)))) (= (_ bv2 8) c_~last_1_var_1_30~0) (= c_~var_1_25~0 (fp.add c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0)) (not (fp.leq c_~var_1_25~0 c_~var_1_4~0)) (= c_~var_1_5~0 c_~var_1_23~0) (= c_~var_1_30~0 c_~var_1_11~0) (let ((.cse4 (fp.gt c_~var_1_3~0 c_~var_1_4~0))) (or (and .cse4 (= c_~var_1_3~0 c_~var_1_1~0)) (and (= c_~var_1_4~0 c_~var_1_1~0) (not .cse4)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000003.0 4.0)))) (let ((.cse5 (fp.lt .cse6 c_~var_1_5~0))) (or (and .cse5 (= c_~var_1_12~0 (fp.add c_currentRoundingMode c_~var_1_3~0 .cse6))) (and (= c_~var_1_12~0 .cse7) (not .cse5))))) (fp.leq c_~var_1_3~0 .cse2) (or (fp.leq c_~var_1_5~0 .cse1) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse3))) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 4.0)) (fp.neg c_~var_1_12~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) c_currentRoundingMode .cse7) c_~var_1_24~0)))) is different from false [2024-11-14 05:24:45,515 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse10)) (.cse9 (fp.add c_currentRoundingMode c_~var_1_3~0 c_~var_1_5~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= (_ bv1 32) c_~last_1_var_1_14~0) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 203.0 4.0)) c_~last_1_var_1_1~0) (bvsle ((_ zero_extend 24) c_~var_1_8~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_9~0) (_ bv0 32)) (fp.leq ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 993.0 10.0))) c_~var_1_3~0) (or (and (fp.geq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_4~0 .cse1)) (and (fp.leq c_~var_1_4~0 .cse2) (fp.geq c_~var_1_4~0 .cse3))) (= c_~var_1_15~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_17~0) ((_ zero_extend 24) c_~var_1_18~0)))) (= (_ bv2 8) c_~last_1_var_1_30~0) (= c_~var_1_25~0 (fp.add c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0)) (not (fp.leq c_~var_1_25~0 c_~var_1_4~0)) (let ((.cse5 ((_ sign_extend 24) c_~var_1_22~0))) (let ((.cse4 (bvslt .cse5 (_ bv5 32)))) (or (and .cse4 (= c_~var_1_21~0 ((_ extract 7 0) .cse5))) (and (= c_~var_1_21~0 (_ bv5 8)) (not .cse4))))) (= c_~var_1_5~0 c_~var_1_23~0) (= c_~var_1_30~0 c_~var_1_11~0) (let ((.cse6 (fp.gt c_~var_1_3~0 c_~var_1_4~0))) (or (and .cse6 (= c_~var_1_3~0 c_~var_1_1~0)) (and (= c_~var_1_4~0 c_~var_1_1~0) (not .cse6)))) (let ((.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 4000003.0 4.0)))) (let ((.cse7 (fp.lt .cse8 c_~var_1_5~0))) (or (and .cse7 (= c_~var_1_12~0 (fp.add c_currentRoundingMode c_~var_1_3~0 .cse8))) (and (= c_~var_1_12~0 .cse9) (not .cse7))))) (fp.leq c_~var_1_3~0 .cse2) (or (fp.leq c_~var_1_5~0 .cse1) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse3))) (fp.gt ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 4.0)) (fp.neg c_~var_1_12~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) c_currentRoundingMode .cse9) c_~var_1_24~0)))) is different from false